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-rw-r--r--gcc/fortran/interface.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c
index 9f0fcc82f24..1b7ebf56b92 100644
--- a/gcc/fortran/interface.c
+++ b/gcc/fortran/interface.c
@@ -1262,8 +1262,13 @@ generic_correspondence (gfc_formal_arglist *f1, gfc_formal_arglist *f2,
static int
symbol_rank (gfc_symbol *sym)
{
- gfc_array_spec *as;
- as = (sym->ts.type == BT_CLASS) ? CLASS_DATA (sym)->as : sym->as;
+ gfc_array_spec *as = NULL;
+
+ if (sym->ts.type == BT_CLASS && CLASS_DATA (sym) && CLASS_DATA (sym)->as)
+ as = CLASS_DATA (sym)->as;
+ else
+ as = sym->as;
+
return as ? as->rank : 0;
}